Senior Optical Transceiver Engineer

Coherent Corp.; Fremont (CA); On-site; USD 120,000 - 170,000; Full time

Job summary

Coherent Corp. in California is seeking an experienced EE engineer to join our optical transceiver team. You will lead RF and link simulations, perform electrical and optical measurements, and author firmware requirement documents to support product development.

The role demands a strong background in fiber, DSP, high‑speed RF, and analog circuit design, with hands-on lab experience and proficiency with CAD tools such as CST/HFSS. Onsite work with occasional travel is expected.

Qualifications

• B.S. EE with 7+ years or M.S. EE with 5+ years required.
• MS degree preferred; PhD a plus.
• Strong fiber and digital communication, DSP theory and simulation.
• Strong analog circuit design and RF fundamentals.
• Solid lab measurement skills.
• Experience with electronics CAD tools and system modelling.

Responsibilities

• Participate in standard and MSA meetings and present for the company.
• Lead the link simulation for optical transceiver.
• Conduct electrical and optical measurements of optical transceiver and create compliance reports.
• Create firmware requirement documents.
• Conduct RF simulation of high‑speed signal communication link.

Skills

Fiber and digital communications

DSP system theory

Analog circuit design

High-speed RF fundamentals

Laboratory measurement

Communication and presentation

Electronics CAD tools

Electronic system modelling

RF design concepts

Optical transceiver fundamentals

Education

B.S. EE +7 years

M.S. EE +5 years

MS preferred

Ph.D. a plus

Tools

CST

HFSS

Electronic CAD tools

Job description

Primary Duties & Responsibilities

• Participate in standard and MSA meetings and present for the company.
• Lead the link simulation for optical transceiver.
• Conduct electrical and optical measurements of optical transceiver and create compliance reports.
• Create firmware requirement documents.
• Conduct RF simulation of high‑speed signal communication link.

Education & Experience

• B.S. EE degree with 7-year experience or M.S. EE degree with 5-year experience required.
• M.S. preferred, Ph.D. a plus.

Skills

• Strong fiber and digital communication and DSP system theory and simulation.
• Strong analog circuit design skills required.
• Strong background in circuit theory, linear system theory, feedback, ICs, and high‑speed RF fundamentals required.
• Strong laboratory measurement skills required.
• Strong communication and presentation skills required.
• Experience with electronics CAD tools and electronic system modelling.
• Expertise in RF design using modeling tools such as CST or HFSS a plus.
• Strong background in optical transceiver design a plus.

Working Conditions

• This position is onsite.
• May require occasional off‑site meetings or travel.
• Regular use of a computer and other office equipment is necessary.
• Interaction with team members and external contacts is a regular part of the job.
• May require occasional overtime and flexibility in work hours to accommodate executive needs.

Physical Requirements

• Sitting for extended periods while working on a computer or conducting meetings.
• Use of hands and fingers for operating computers and lab equipment.
• Occasional lifting of objects or materials up to 20 pounds for administrative or lab tasks.
• Ability to communicate verbally and in writing.
• Mobility within the office/lab environment to attend meetings or interact with colleagues.

Equal Opportunity Employment

Coherent Corp. is an equal opportunity/affirmative action employer. All qualified applicants will receive consideration for employment without regard to sex, gender identity, sexual orientation, race, color, religion, national origin, disability, protected veteran status, age, or any other characteristic protected by law.

If you need assistance or an accommodation due to a disability, you may contact us at [e-mail].